This book consolidates both international and domestic expertise in business security and protection. It details practical methods and techniques for intelligence gathering and counterintelligence, with a particular focus on espionage, technical means of obtaining and safeguarding confidential information. The author offers valuable recommendations for defending your business against unscrupulous competitors, fraudsters, and criminal elements. Additionally, modern active protection and self-defense tools are explored. Ideal for university educators and students, business leaders and managers, corporate security professionals, organizational and institutional security personnel, as well as government officials. This comprehensive guide is also valuable for a wide range of readers interested in safeguarding their business interests.